Question: What field gun has the longest firing range?
Paraphrase: What is the field gun with the longest firing range called?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q1330892 . ?ent wdt:P4176 ?obj . ?ent wdt:P31 wd:Q1330892 } ORDER BY DESC(?obj)LIMIT 5 
Answer: BL 60-pounder, 7.7 cm FK 16, QF 18-pounder, 4.7-inch Gun M1906